40 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 04605 | Ellsworth | 14,529 |
| 04416 | Bucksport | 5,497 |
| 04609 | Bar Harbor | 5,244 |
| 04429 | Holden | 5,008 |
| 04614 | Blue Hill | 2,813 |
| 04640 | Hancock | 2,450 |
| 04634 | Franklin | 2,374 |
| 04627 | Deer Isle | 2,137 |
| 04472 | Orland | 1,852 |
| 04684 | Surry | 1,836 |
| 04679 | Southwest Harbor | 1,553 |
| 04421 | Castine | 1,362 |
| 04664 | Sullivan | 1,246 |
| 04476 | Penobscot | 1,154 |
| 04607 | Gouldsboro | 1,142 |
| 04676 | Sedgwick | 1,130 |
| 04660 | Mount Desert | 1,072 |
| 04616 | Brooklin | 869 |
| 04681 | Stonington | 840 |
| 04653 | Bass Harbor | 719 |
| 04617 | Brooksville | 651 |
| 04612 | Bernard | 505 |
| 04693 | Winter Harbor | 493 |
| 04662 | Northeast Harbor | 476 |
| 04685 | Swans Island | 438 |
| 04677 | Sorrento | 345 |
| 04650 | Little Deer Isle | 333 |
| 04674 | Seal Cove | 284 |
| 04624 | Corea | 225 |
| 04642 | Harborside | 202 |
| 04408 | Aurora | 194 |
| 04669 | Prospect Harbor | 171 |
| 04673 | Sargentville | 144 |
| 04646 | Islesford | 134 |
| 04675 | Seal Harbor | 123 |
| 04613 | Birch Harbor | 92 |
| 04431 | East Orland | 63 |
| 04625 | Cranberry Isles | 62 |
| 04635 | Frenchboro | 30 |
| 04683 | Sunset | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 40 ZCTAs in Hancock County, Maine (US Census).